X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=citadel%2Fdatabase.c;h=e71d069768d1863f2a92bbe50e0ad575cb290684;hb=cdd014a096900b9abc851eb391b465395707134c;hp=26cce16330682e5b5c24f94ed4956bf2166916c7;hpb=959a32be2ef15652d1be4113bb1b72af24ec030c;p=citadel.git diff --git a/citadel/database.c b/citadel/database.c index 26cce1633..e71d06976 100644 --- a/citadel/database.c +++ b/citadel/database.c @@ -1,7 +1,7 @@ /* * This is a data store backend for the Citadel server which uses Berkeley DB. * - * Copyright (c) 1987-2012 by the citadel.org team + * Copyright (c) 1987-2017 by the citadel.org team * * This program is open source software; you can redistribute it and/or * modify it under the terms of the GNU General Public License version 3. @@ -27,45 +27,29 @@ /*****************************************************************************/ #include "sysdep.h" -#include -#include #include -#include -#include -#include -#include -#include #include -#include #include #ifdef HAVE_DB_H #include #elif defined(HAVE_DB4_DB_H) -#include +#include #else -#error Neither nor was found by configure. Install db4-devel. +#error Neither nor was found by configure. Install db5-devel. #endif - -#if DB_VERSION_MAJOR < 4 || DB_VERSION_MINOR < 1 -#error Citadel requires Berkeley DB v4.1 or newer. Please upgrade. +#if DB_VERSION_MAJOR < 5 +#error Citadel requires Berkeley DB v5.0 or newer. Please upgrade. #endif - #include -#include "citadel.h" -#include "server.h" -#include "citserver.h" -#include "database.h" -#include "msgbase.h" -#include "sysdep_decls.h" -#include "threads.h" -#include "config.h" -#include "control.h" #include "ctdl_module.h" - +#include "control.h" +#include "citserver.h" +#include "config.h" +#pragma GCC diagnostic ignored "-Wcast-qual" static DB *dbp[MAXCDB]; /* One DB handle for each Citadel database */ static DB_ENV *dbenv; /* The DB environment (global) */ @@ -89,6 +73,7 @@ void cdb_verbose_log(const DB_ENV *dbenv, const char *msg) { if (!IsEmptyStr(msg)) { syslog(LOG_DEBUG, "DB: %s", msg); + cit_backtrace(); } } @@ -96,7 +81,10 @@ void cdb_verbose_log(const DB_ENV *dbenv, const char *msg) /* Verbose logging callback */ void cdb_verbose_err(const DB_ENV *dbenv, const char *errpfx, const char *msg) { + int *FOO = NULL; syslog(LOG_ALERT, "DB: %s", msg); + cit_backtrace(); + *FOO = 1; } @@ -142,6 +130,7 @@ static void txbegin(DB_TXN ** tid) static void dbpanic(DB_ENV * env, int errval) { syslog(LOG_EMERG, "bdb(): PANIC: %s", db_strerror(errval)); + cit_backtrace(); } static void cclose(DBC * cursor) @@ -178,9 +167,10 @@ void cdb_check_handles(void) /* - * Cull the database logs + * Cull the database logs by removing log files that are no longer needed. + * Note: this code will be removed once we are confident that Berkeley DB can do this on its own. */ -static void cdb_cull_logs(void) +void cdb_cull_logs(void) { u_int32_t flags; int ret; @@ -216,15 +206,6 @@ static void cdb_cull_logs(void) } } -/* - * Manually initiate log file cull. - */ -void cmd_cull(char *argbuf) { - if (CtdlAccessCheck(ac_internal)) return; - cdb_cull_logs(); - cprintf("%d Database log file cull completed.\n", CIT_OK); -} - /* * Request a checkpoint of the database. Called once per minute by the thread manager. @@ -242,9 +223,18 @@ void cdb_checkpoint(void) } /* After a successful checkpoint, we can cull the unused logs */ - if (config.c_auto_cull) { - cdb_cull_logs(); + if (CtdlGetConfigInt("c_auto_cull")) { +#ifdef DB_LOG_AUTO_REMOVE + ret = dbenv->log_set_config(dbenv, DB_LOG_AUTO_REMOVE, 1); // This version of Berkeley DB can cull the logs on its own! +#else + cdb_cull_logs(); // Citadel knows how to do it too. +#endif } +#ifdef DB_LOG_AUTO_REMOVE + else { + ret = dbenv->log_set_config(dbenv, DB_LOG_AUTO_REMOVE, 0); + } +#endif } @@ -262,31 +252,11 @@ void open_databases(void) char dbfilename[32]; u_int32_t flags = 0; int dbversion_major, dbversion_minor, dbversion_patch; - int current_dbversion = 0; syslog(LOG_DEBUG, "bdb(): open_databases() starting"); syslog(LOG_DEBUG, "Compiled db: %s", DB_VERSION_STRING); - syslog(LOG_INFO, " Linked db: %s", - db_version(&dbversion_major, &dbversion_minor, &dbversion_patch)); - - current_dbversion = (dbversion_major * 1000000) + (dbversion_minor * 1000) + dbversion_patch; - - syslog(LOG_DEBUG, "Calculated dbversion: %d", current_dbversion); - syslog(LOG_DEBUG, " Previous dbversion: %d", CitControl.MMdbversion); - - if ( (getenv("SUPPRESS_DBVERSION_CHECK") == NULL) - && (CitControl.MMdbversion > current_dbversion) ) { - syslog(LOG_EMERG, "You are attempting to run the Citadel server using a version"); - syslog(LOG_EMERG, "of Berkeley DB that is older than that which last created or"); - syslog(LOG_EMERG, "updated the database. Because this would probably cause data"); - syslog(LOG_EMERG, "corruption or loss, the server is aborting execution now."); - exit(CTDLEXIT_DB); - } - - CitControl.MMdbversion = current_dbversion; - put_control(); - - syslog(LOG_INFO, "Linked zlib: %s\n", zlibVersion()); + syslog(LOG_INFO, " Linked db: %s", db_version(&dbversion_major, &dbversion_minor, &dbversion_patch)); + syslog(LOG_INFO, "Linked zlib: %s", zlibVersion()); /* * Silently try to create the database subdirectory. If it's @@ -311,17 +281,15 @@ void open_databases(void) /* db_env_set_func_yield((int (*)(u_long, u_long))sched_yield); */ ret = db_env_create(&dbenv, 0); if (ret) { - syslog(LOG_EMERG, "bdb(): db_env_create: %s\n", db_strerror(ret)); - syslog(LOG_EMERG, "exit code %d\n", ret); + syslog(LOG_EMERG, "bdb(): db_env_create: %s", db_strerror(ret)); + syslog(LOG_EMERG, "exit code %d", ret); exit(CTDLEXIT_DB); } dbenv->set_errpfx(dbenv, "citserver"); dbenv->set_paniccall(dbenv, dbpanic); dbenv->set_errcall(dbenv, cdb_verbose_err); dbenv->set_errpfx(dbenv, "ctdl"); -#if (DB_VERSION_MAJOR == 4) && (DB_VERSION_MINOR >= 3) dbenv->set_msgcall(dbenv, cdb_verbose_log); -#endif dbenv->set_verbose(dbenv, DB_VERB_DEADLOCK, 1); dbenv->set_verbose(dbenv, DB_VERB_RECOVERY, 1); @@ -331,51 +299,51 @@ void open_databases(void) */ ret = dbenv->set_cachesize(dbenv, 0, 64 * 1024, 0); if (ret) { - syslog(LOG_EMERG, "bdb(): set_cachesize: %s\n", db_strerror(ret)); + syslog(LOG_EMERG, "bdb(): set_cachesize: %s", db_strerror(ret)); dbenv->close(dbenv, 0); - syslog(LOG_EMERG, "exit code %d\n", ret); + syslog(LOG_EMERG, "exit code %d", ret); exit(CTDLEXIT_DB); } if ((ret = dbenv->set_lk_detect(dbenv, DB_LOCK_DEFAULT))) { - syslog(LOG_EMERG, "bdb(): set_lk_detect: %s\n", db_strerror(ret)); + syslog(LOG_EMERG, "bdb(): set_lk_detect: %s", db_strerror(ret)); dbenv->close(dbenv, 0); - syslog(LOG_EMERG, "exit code %d\n", ret); + syslog(LOG_EMERG, "exit code %d", ret); exit(CTDLEXIT_DB); } flags = DB_CREATE | DB_INIT_MPOOL | DB_PRIVATE | DB_INIT_TXN | DB_INIT_LOCK | DB_THREAD | DB_RECOVER; - syslog(LOG_DEBUG, "dbenv->open(dbenv, %s, %d, 0)\n", ctdl_data_dir, flags); + syslog(LOG_DEBUG, "dbenv->open(dbenv, %s, %d, 0)", ctdl_data_dir, flags); ret = dbenv->open(dbenv, ctdl_data_dir, flags, 0); if (ret == DB_RUNRECOVERY) { - syslog(LOG_ALERT, "dbenv->open: %s\n", db_strerror(ret)); + syslog(LOG_ALERT, "dbenv->open: %s", db_strerror(ret)); syslog(LOG_ALERT, "Attempting recovery...\n"); flags |= DB_RECOVER; ret = dbenv->open(dbenv, ctdl_data_dir, flags, 0); } if (ret == DB_RUNRECOVERY) { - syslog(LOG_ALERT, "dbenv->open: %s\n", db_strerror(ret)); - syslog(LOG_ALERT, "Attempting catastrophic recovery...\n"); + syslog(LOG_ALERT, "dbenv->open: %s", db_strerror(ret)); + syslog(LOG_ALERT, "Attempting catastrophic recovery..."); flags &= ~DB_RECOVER; flags |= DB_RECOVER_FATAL; ret = dbenv->open(dbenv, ctdl_data_dir, flags, 0); } if (ret) { - syslog(LOG_EMERG, "dbenv->open: %s\n", db_strerror(ret)); + syslog(LOG_EMERG, "dbenv->open: %s", db_strerror(ret)); dbenv->close(dbenv, 0); - syslog(LOG_EMERG, "exit code %d\n", ret); + syslog(LOG_EMERG, "exit code %d", ret); exit(CTDLEXIT_DB); } - syslog(LOG_INFO, "Starting up DB\n"); + syslog(LOG_INFO, "Starting up DB"); for (i = 0; i < MAXCDB; ++i) { /* Create a database handle */ ret = db_create(&dbp[i], dbenv, 0); if (ret) { - syslog(LOG_EMERG, "db_create: %s\n", db_strerror(ret)); - syslog(LOG_EMERG, "exit code %d\n", ret); + syslog(LOG_EMERG, "db_create: %s", db_strerror(ret)); + syslog(LOG_EMERG, "exit code %d", ret); exit(CTDLEXIT_DB); } @@ -394,11 +362,11 @@ void open_databases(void) 0600 ); if (ret) { - syslog(LOG_EMERG, "db_open[%02x]: %s\n", i, db_strerror(ret)); + syslog(LOG_EMERG, "db_open[%02x]: %s", i, db_strerror(ret)); if (ret == ENOMEM) { syslog(LOG_EMERG, "You may need to tune your database; please read http://www.citadel.org/doku.php?id=faq:troubleshooting:out_of_lock_entries for more information."); } - syslog(LOG_EMERG, "exit code %d\n", ret); + syslog(LOG_EMERG, "exit code %d", ret); exit(CTDLEXIT_DB); } } @@ -418,12 +386,9 @@ void cdb_chmod_data(void) { if (dp != NULL) { while (d = readdir(dp), d != NULL) { if (d->d_name[0] != '.') { - snprintf(filename, sizeof filename, - "%s/%s", ctdl_data_dir, d->d_name); - syslog(LOG_DEBUG, "chmod(%s, 0600) returned %d\n", - filename, chmod(filename, 0600) - ); - syslog(LOG_DEBUG, "chown(%s, CTDLUID, -1) returned %d\n", + snprintf(filename, sizeof filename, "%s/%s", ctdl_data_dir, d->d_name); + syslog(LOG_DEBUG, "chmod(%s, 0600) returned %d", filename, chmod(filename, 0600)); + syslog(LOG_DEBUG, "chown(%s, CTDLUID, -1) returned %d", filename, chown(filename, CTDLUID, (-1)) ); } @@ -431,8 +396,7 @@ void cdb_chmod_data(void) { closedir(dp); } - syslog(LOG_DEBUG, "open_databases() finished\n"); - CtdlRegisterProtoHook(cmd_cull, "CULL", "Cull database logs"); + syslog(LOG_DEBUG, "open_databases() finished"); } @@ -445,9 +409,14 @@ void close_databases(void) int a; int ret; + syslog(LOG_INFO, "Performing final checkpoint."); if ((ret = dbenv->txn_checkpoint(dbenv, 0, 0, 0))) { - syslog(LOG_EMERG, - "txn_checkpoint: %s\n", db_strerror(ret)); + syslog(LOG_ERR, "txn_checkpoint: %s", db_strerror(ret)); + } + + syslog(LOG_INFO, "Flushing the database logs."); + if ((ret = dbenv->log_flush(dbenv, NULL))) { + syslog(LOG_ERR, "log_flush: %s", db_strerror(ret)); } /* print some statistics... */ @@ -457,10 +426,10 @@ void close_databases(void) /* close the tables */ for (a = 0; a < MAXCDB; ++a) { - syslog(LOG_INFO, "Closing database %02x\n", a); + syslog(LOG_INFO, "Closing database %02x", a); ret = dbp[a]->close(dbp[a], 0); if (ret) { - syslog(LOG_EMERG, "db_close: %s\n", db_strerror(ret)); + syslog(LOG_EMERG, "db_close: %s", db_strerror(ret)); } } @@ -468,7 +437,7 @@ void close_databases(void) /* Close the handle. */ ret = dbenv->close(dbenv, 0); if (ret) { - syslog(LOG_EMERG, "DBENV->close: %s\n", db_strerror(ret)); + syslog(LOG_EMERG, "DBENV->close: %s", db_strerror(ret)); } } @@ -510,8 +479,9 @@ void cdb_decompress_if_necessary(struct cdbdata *cdb) if (uncompress((Bytef *) uncompressed_data, (uLongf *) & destLen, (const Bytef *) compressed_data, - (uLong) sourceLen) != Z_OK) { - syslog(LOG_EMERG, "uncompress() error\n"); + (uLong) sourceLen) != Z_OK) + { + syslog(LOG_EMERG, "uncompress() error"); cdb_abort(); } @@ -521,12 +491,11 @@ void cdb_decompress_if_necessary(struct cdbdata *cdb) } - /* * Store a piece of data. Returns 0 if the operation was successful. If a * key already exists it should be overwritten. */ -int cdb_store(int cdb, void *ckey, int ckeylen, void *cdata, int cdatalen) +int cdb_store(int cdb, const void *ckey, int ckeylen, void *cdata, int cdatalen) { DBT dkey, ddata; @@ -542,23 +511,22 @@ int cdb_store(int cdb, void *ckey, int ckeylen, void *cdata, int cdatalen) memset(&dkey, 0, sizeof(DBT)); memset(&ddata, 0, sizeof(DBT)); dkey.size = ckeylen; - dkey.data = ckey; + dkey.data = (void *)ckey; ddata.size = cdatalen; ddata.data = cdata; - /* Only compress Visit records. Everything else is uncompressed. */ - if (cdb == CDB_VISIT) { + /* Only compress Visit and UseTable records. Everything else is uncompressed. */ + if ( (cdb == CDB_VISIT) || (cdb == CDB_USETABLE) ) { compressing = 1; zheader.magic = COMPRESS_MAGIC; zheader.uncompressed_len = cdatalen; - buffer_len = ((cdatalen * 101) / 100) + 100 - + sizeof(struct CtdlCompressHeader); + buffer_len = ((cdatalen * 101) / 100) + 100 + sizeof(struct CtdlCompressHeader); destLen = (uLongf) buffer_len; compressed_data = malloc(buffer_len); if (compress2((Bytef *) (compressed_data + sizeof(struct CtdlCompressHeader)), &destLen, (Bytef *) cdata, (uLongf) cdatalen, 1) != Z_OK) { - syslog(LOG_EMERG, "compress2() error\n"); + syslog(LOG_EMERG, "compress2() error"); cdb_abort(); } zheader.compressed_len = (size_t) destLen; @@ -580,8 +548,8 @@ int cdb_store(int cdb, void *ckey, int ckeylen, void *cdata, int cdatalen) if (compressing) free(compressed_data); return ret; - - } else { + } + else { bailIfCursor(TSD->cursors, "attempt to write during r/o cursor"); retry: @@ -628,7 +596,7 @@ int cdb_delete(int cdb, void *key, int keylen) if (TSD->tid != NULL) { ret = dbp[cdb]->del(dbp[cdb], TSD->tid, &dkey, 0); if (ret) { - syslog(LOG_EMERG, "cdb_delete(%d): %s\n", cdb, db_strerror(ret)); + syslog(LOG_EMERG, "cdb_delete(%d): %s", cdb, db_strerror(ret)); if (ret != DB_NOTFOUND) { cdb_abort(); } @@ -645,7 +613,7 @@ int cdb_delete(int cdb, void *key, int keylen) txabort(tid); goto retry; } else { - syslog(LOG_EMERG, "cdb_delete(%d): %s\n", + syslog(LOG_EMERG, "cdb_delete(%d): %s", cdb, db_strerror(ret)); cdb_abort(); } @@ -667,7 +635,7 @@ static DBC *localcursor(int cdb) ret = TSD->cursors[cdb]->c_dup(TSD->cursors[cdb], &curs, DB_POSITION); if (ret) { - syslog(LOG_EMERG, "localcursor: %s\n", db_strerror(ret)); + syslog(LOG_EMERG, "localcursor: %s", db_strerror(ret)); cdb_abort(); } @@ -680,16 +648,15 @@ static DBC *localcursor(int cdb) * a struct cdbdata which it is the caller's responsibility to free later on * using the cdb_free() routine. */ -struct cdbdata *cdb_fetch(int cdb, void *key, int keylen) +struct cdbdata *cdb_fetch(int cdb, const void *key, int keylen) { - struct cdbdata *tempcdb; DBT dkey, dret; int ret; memset(&dkey, 0, sizeof(DBT)); dkey.size = keylen; - dkey.data = key; + dkey.data = (void *)key; if (TSD->tid != NULL) { memset(&dret, 0, sizeof(DBT)); @@ -712,7 +679,7 @@ struct cdbdata *cdb_fetch(int cdb, void *key, int keylen) } if ((ret != 0) && (ret != DB_NOTFOUND)) { - syslog(LOG_EMERG, "cdb_fetch(%d): %s\n", cdb, db_strerror(ret)); + syslog(LOG_EMERG, "cdb_fetch(%d): %s", cdb, db_strerror(ret)); cdb_abort(); } @@ -721,14 +688,17 @@ struct cdbdata *cdb_fetch(int cdb, void *key, int keylen) tempcdb = (struct cdbdata *) malloc(sizeof(struct cdbdata)); if (tempcdb == NULL) { - syslog(LOG_EMERG, "cdb_fetch: Cannot allocate memory for tempcdb\n"); + syslog(LOG_EMERG, "cdb_fetch: Cannot allocate memory for tempcdb"); cdb_abort(); + return NULL; /* make it easier for static analysis... */ + } + else + { + tempcdb->len = dret.size; + tempcdb->ptr = dret.data; + cdb_decompress_if_necessary(tempcdb); + return (tempcdb); } - - tempcdb->len = dret.size; - tempcdb->ptr = dret.data; - cdb_decompress_if_necessary(tempcdb); - return (tempcdb); } @@ -767,8 +737,7 @@ void cdb_rewind(int cdb) int ret = 0; if (TSD->cursors[cdb] != NULL) { - syslog(LOG_EMERG, - "cdb_rewind: must close cursor on database %d before reopening.\n", cdb); + syslog(LOG_EMERG, "cdb_rewind: must close cursor on database %d before reopening.", cdb); cdb_abort(); /* cclose(TSD->cursors[cdb]); */ } @@ -778,7 +747,7 @@ void cdb_rewind(int cdb) */ ret = dbp[cdb]->cursor(dbp[cdb], TSD->tid, &TSD->cursors[cdb], 0); if (ret) { - syslog(LOG_EMERG, "cdb_rewind: db_cursor: %s\n", db_strerror(ret)); + syslog(LOG_EMERG, "cdb_rewind: db_cursor: %s", db_strerror(ret)); cdb_abort(); } } @@ -803,7 +772,7 @@ struct cdbdata *cdb_next_item(int cdb) if (ret) { if (ret != DB_NOTFOUND) { - syslog(LOG_EMERG, "cdb_next_item(%d): %s\n", cdb, db_strerror(ret)); + syslog(LOG_EMERG, "cdb_next_item(%d): %s", cdb, db_strerror(ret)); cdb_abort(); } cdb_close_cursor(cdb); @@ -830,7 +799,7 @@ void cdb_begin_transaction(void) bailIfCursor(TSD->cursors, "can't begin transaction during r/o cursor"); if (TSD->tid != NULL) { - syslog(LOG_EMERG, "cdb_begin_transaction: ERROR: nested transaction\n"); + syslog(LOG_EMERG, "cdb_begin_transaction: ERROR: nested transaction"); cdb_abort(); } @@ -844,17 +813,17 @@ void cdb_end_transaction(void) for (i = 0; i < MAXCDB; i++) if (TSD->cursors[i] != NULL) { syslog(LOG_WARNING, - "cdb_end_transaction: WARNING: cursor %d still open at transaction end\n", + "cdb_end_transaction: WARNING: cursor %d still open at transaction end", i); cclose(TSD->cursors[i]); TSD->cursors[i] = NULL; } if (TSD->tid == NULL) { - syslog(LOG_EMERG, - "cdb_end_transaction: ERROR: txcommit(NULL) !!\n"); + syslog(LOG_ERR, "cdb_end_transaction: ERROR: txcommit(NULL) !!"); cdb_abort(); - } else { + } + else { txcommit(TSD->tid); } @@ -873,7 +842,8 @@ void cdb_trunc(int cdb) if (TSD->tid != NULL) { syslog(LOG_EMERG, "cdb_trunc must not be called in a transaction."); cdb_abort(); - } else { + } + else { bailIfCursor(TSD->cursors, "attempt to write during r/o cursor"); retry: @@ -887,7 +857,7 @@ void cdb_trunc(int cdb) /* txabort(tid); */ goto retry; } else { - syslog(LOG_EMERG, "cdb_truncate(%d): %s\n", cdb, db_strerror(ret)); + syslog(LOG_EMERG, "cdb_truncate(%d): %s", cdb, db_strerror(ret)); if (ret == ENOMEM) { syslog(LOG_EMERG, "You may need to tune your database; please read http://www.citadel.org/doku.php?id=faq:troubleshooting:out_of_lock_entries for more information."); } @@ -898,3 +868,123 @@ void cdb_trunc(int cdb) } } } + + +//time_t CheckIfAlreadySeen(const char *Facility, + //StrBuf *guid, + //time_t now, + //time_t antiexpire, + //eCheckType cType, + //long ccid, + //long ioid +//) { + + +time_t CheckIfAlreadySeen(StrBuf *guid, time_t now, time_t antiexpire, eCheckType cType) +{ + time_t InDBTimeStamp = 0; + struct UseTable ut; + struct cdbdata *cdbut; + + memset(&ut, 0, sizeof(struct UseTable)); // zeroing it out makes it compress better + + if (cType != eWrite) + { + syslog(LOG_DEBUG, "Loading [%s]", ChrPtr(guid)); + cdbut = cdb_fetch(CDB_USETABLE, SKEY(guid)); + if ((cdbut != NULL) && (cdbut->ptr != NULL)) { + memcpy(&ut, cdbut->ptr, ((cdbut->len > sizeof(struct UseTable)) ? sizeof(struct UseTable) : cdbut->len)); + InDBTimeStamp = now - ut.ut_timestamp; + + if (InDBTimeStamp < antiexpire) + { + syslog(LOG_DEBUG, "Found - Not expired %ld < %ld", InDBTimeStamp, antiexpire); + cdb_free(cdbut); + return InDBTimeStamp; + } + else + { + syslog(LOG_DEBUG, "Found - Expired. %ld >= %ld", InDBTimeStamp, antiexpire); + cdb_free(cdbut); + } + } + else + { + if (cdbut) cdb_free(cdbut); + + syslog(LOG_DEBUG, "not Found"); + if (cType == eCheckUpdate) + return 0; + } + + if (cType == eCheckExist) + return InDBTimeStamp; + } + + memcpy(ut.ut_msgid, SKEY(guid)); + ut.ut_timestamp = now; + + /* rewrite the record anyway, to update the timestamp */ + syslog(LOG_DEBUG, "(re)writing usetable record"); + cdb_store(CDB_USETABLE, SKEY(guid), &ut, sizeof(struct UseTable)); + return InDBTimeStamp; +} + + +void cmd_rsen(char *argbuf) { + char Token[SIZ]; + long TLen; + char Time[SIZ]; + + struct UseTable ut; + struct cdbdata *cdbut; + + if (CtdlAccessCheck(ac_aide)) return; + + TLen = extract_token(Token, argbuf, 1, '|', sizeof Token); + if (strncmp(argbuf, "GET", 3) == 0) { + cdbut = cdb_fetch(CDB_USETABLE, Token, TLen); + if (cdbut != NULL) { + memcpy(&ut, cdbut->ptr, + ((cdbut->len > sizeof(struct UseTable)) ? + sizeof(struct UseTable) : cdbut->len)); + + cprintf("%d %ld\n", CIT_OK, ut.ut_timestamp); + } + else { + cprintf("%d not found\n", ERROR + NOT_HERE); + } + + } + else if (strncmp(argbuf, "SET", 3) == 0) { + memcpy(ut.ut_msgid, Token, TLen); + extract_token(Time, argbuf, 2, '|', sizeof Time); + ut.ut_timestamp = atol(Time); + cdb_store(CDB_USETABLE, + Token, TLen, + &ut, sizeof(struct UseTable) ); + cprintf("%d token updated\n", CIT_OK); + } + else if (strncmp(argbuf, "DEL", 3) == 0) { + if (cdb_delete(CDB_USETABLE, Token, TLen)) + cprintf("%d not found\n", ERROR + NOT_HERE); + else + cprintf("%d deleted.\n", CIT_OK); + + } + else { + cprintf("%d Usage: [GET|SET|DEL]|Token|timestamp\n", ERROR); + } + +} + +CTDL_MODULE_INIT(database) +{ + if (!threading) + { + CtdlRegisterProtoHook(cmd_rsen, "RSEN", "manipulate Aggregators seen database"); + } + + /* return our module id for the log */ + return "database"; +}